CN213481912U

CN213481912U - Tension tester

Info

Publication number: CN213481912U
Application number: CN202022770058.8U
Authority: CN
Inventors: 刘佳佳
Original assignee: Shanghai Yiyiyisheng Construction Engineering Co ltd
Current assignee: Shanghai Yiyiyisheng Construction Engineering Co ltd
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-06-18
Anticipated expiration: 2030-11-25

Abstract

The utility model relates to a tensile testing machine, it includes the base and sets firmly the tensile testing machine body at the base upper surface, surface mounting has a plurality of universal wheels under the base, the circumference lateral wall of base all articulates there is the telescopic link, the telescopic link is kept away from the one end that self articulated department articulates there is the backup pad, the articulated axis level of backup pad sets up, be equipped with the fixed mounting with self flexible length on the telescopic link, between telescopic link and the base, all be equipped with between telescopic link and the backup pad with telescopic link and base relatively fixed, with telescopic link and backup pad relatively fixed's fixed subassembly, this application has the effect that improves tensile testing machine at during operation stability and security.

Description

Tension tester

Technical Field

The application relates to the technical field of test equipment, in particular to a tensile testing machine.

Background

The tension tester is also called universal material tester, is used for carrying out mechanical stress application tester for mechanical property tests of static load, tension, compression, bending, shearing, tearing, peeling and the like of instruments and equipment aiming at various materials, and is suitable for various physical and mechanical property tests of materials such as plastic plates, pipes, profiled bars, plastic films, rubber, electric wires, cables, steel, glass fiber and the like for material development.

The existing tensile testing machine comprises a base and a testing machine body fixed on the base, and a plurality of rollers are rotatably connected to the lower surface of the base for convenient movement.

Aiming at the related technologies, the inventor thinks that the defects that the roller is easy to rotate due to the vibration of the tensile testing machine during working and the uneven ground, and further the stability and the safety of the tensile testing machine during working are greatly reduced exist.

SUMMERY OF THE UTILITY MODEL

In order to improve the stability of tensile testing machine at the during operation and security greatly reduced's defect, this application provides a tensile testing machine.

The application provides a tensile testing machine adopts following technical scheme:

the utility model provides a tensile testing machine, includes the base and sets firmly the tensile testing machine body at the base upper surface, surface mounting has a plurality of universal wheels under the base, and the circumference lateral wall of base all articulates there is the telescopic link, and the telescopic link is kept away from the one end of self articulated department and is articulated to have a backup pad, and the articulated axis level of backup pad sets up, is equipped with the mounting of self flexible length fixing on the telescopic link, between telescopic link and the base, all be equipped with between telescopic link and the backup pad with telescopic link and base relatively fixed, with telescopic link and backup pad relatively fixed's fixed.

Through adopting the above technical scheme, promote the tensile testing machine body and make the universal wheel rotate, after stopping promoting, remove the fixed to telescopic link length through the mounting, and remove the fixed of the articulated department in telescopic link both ends through fixed subassembly, rotate the telescopic link and adjust the length of telescopic link, it makes backup pad lower surface and ground laminating and support tightly to rotate the backup pad, the rethread mounting is fixed the length of telescopic link, it is fixed with the articulated department at telescopic link both ends through fixed subassembly, make the tensile testing machine body at during operation more stable, and then improved the stability and the security of tensile testing machine body during operation.

Optionally, the telescopic link includes outer tube and interior pole, and the one end of outer tube is articulated with the base, and interior pole slides in the outer tube, and the outer hole has been seted up to the outer tube lateral wall, and the length direction in outer hole is on a parallel with the direction of sliding of interior pole, and the mounting is the bolt, and the mounting passes behind the outer hole with interior pole threaded connection.

By adopting the technical scheme, the inner rod can slide in the outer pipe by unscrewing the fixing piece, and meanwhile, the fixing piece slides in the outer hole; the fixing piece is screwed up, so that the inner pipe and the outer pipe are fixed relatively, the length of the telescopic rod is further fixed, the fixing piece does not need to be screwed down from the inner rod, and the convenience in length adjustment of the telescopic rod is improved.

Optionally, the fixing assembly comprises a tightening bolt and a tightening nut, the tightening bolt is a rotating shaft at two ends of the telescopic rod, the tightening nut is in threaded connection with the tightening bolt, and when the tightening nut is screwed up with the tightening bolt, hinged positions at two ends of the telescopic rod are fixed.

By adopting the technical scheme, the telescopic rod and the supporting plate can be rotated by loosening the loosening and tightening bolt and the loosening and tightening nut; with the hand of tightening up elasticity bolt and elasticity nut, telescopic link and backup pad then the homogeneous phase are fixed for the base, have improved the fixed convenience of each angle of telescopic link and backup pad.

Optionally, the side wall of the base is provided with a positioning groove for inserting one end of the support plate, and the positioning groove is positioned above the hinged position of the telescopic rod and the base.

By adopting the technical scheme, when the telescopic rod and the supporting plate need to be retracted, the elastic bolt and the elastic nut are unscrewed, the fixing piece is unscrewed, and the telescopic rod is retracted to the shortest distance and then the fixing piece is screwed down, so that the occupied space of the telescopic rod is reduced; after the telescopic rod and the supporting plate are upwards rotated and one end of the supporting plate is inserted into the positioning groove, all the elastic bolts and the elastic nuts are screwed down, so that the telescopic rod and the supporting plate can be conveniently retracted and are very stable after being retracted.

Optionally, all fixed the inlaying on each lateral wall of base is equipped with magnet, and magnet is located the constant head tank below, and magnet is still fixed to be pasted and establishes in telescopic link one side, and magnet on the telescopic link and the magnet on the base are inhaled tightly each other.

Through adopting above-mentioned technical scheme, when packing up telescopic link and backup pad, magnet on the telescopic link and the magnet on the base are inhaled tightly each other, have improved the convenience of unscrewing lag bolt and elasticity nut to further improvement the stability after telescopic link and backup pad are packed up.

Optionally, the cross section of the telescopic rod along the telescopic direction is rectangular.

Through adopting above-mentioned technical scheme, can reduce interior pole for outer tube pivoted probability, stability when having improved the telescopic link and carrying out length adjustment and support the base.

Optionally, a rubber pad is fixedly laid on the lower surface of the supporting plate.

Through adopting above-mentioned technical scheme, the setting of rubber pad can reduce the wearing and tearing that backup pad and ground produced to the backup pad is screwed up the rubber pad top tightly on ground, has further improved the stability and the security of tensile testing machine body during operation.

Optionally, the tensile testing machine body is hinged with a protective door which shields the front of the tensile testing machine body, and the protective door is made of transparent materials.

Through adopting above-mentioned technical scheme, at tensile testing machine body during operation, close the guard gate, the operating condition of tensile testing machine body can be seen to the staff before the guard gate to staff's security has been improved.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the fixing of the length of the telescopic rod is released through the fixing piece, the fixing of the hinged parts at the two ends of the telescopic rod is released through the fixing component, the telescopic rod is rotated and the length of the telescopic rod is adjusted, the lower surface of the supporting plate is attached to the ground and tightly abutted against the ground through the rotating of the supporting plate, the length of the telescopic rod is fixed through the fixing piece, the hinged parts at the two ends of the telescopic rod are fixed through the fixing component, and therefore the stability and the safety of the tensile testing machine body during working are improved;

2. the telescopic rod and the supporting plate can be rotated by unscrewing the elastic bolt and the elastic nut; the hand is tightened by the tightening bolt and the tightening nut, and the telescopic rod and the supporting plate are fixed relative to the base, so that the convenience of fixing the telescopic rod and the supporting plate at various angles is improved;

3. when the telescopic rod and the supporting plate are folded, the magnet on the telescopic rod and the magnet on the base are mutually attracted, the convenience of loosening and loosening the elastic bolt and the elastic nut is improved, and the stability of the telescopic rod and the supporting plate after being folded is further improved.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present application;

fig. 2 is an exploded view showing the fixing member.

In the figure, 1, a base; 11. a universal wheel; 2. a tensile testing machine body; 3. a telescopic rod; 31. an outer tube; 311. an outer bore; 32. an inner rod; 4. a support plate; 41. a rubber pad; 5. a fixing member; 6. a fixing assembly; 61. tightening and loosening the bolts; 62. loosening and tightening the nut; 7. positioning a groove; 8. a magnet; 9. a guard gate.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses a tensile testing machine.

Referring to fig. 1, a tensile testing machine comprises a base 1 and a tensile testing machine body 2 fixed on the upper surface of the base 1, wherein a plurality of universal wheels 11 are mounted on the lower surface of the base 1; the circumferential side walls of the base 1 are hinged with telescopic rods 3, and the hinge axes of the telescopic rods 3 are horizontally arranged; one end of the telescopic rod 3, which is far away from the self hinge, is hinged with a support plate 4, and the hinge axis of the support plate 4 is parallel to the hinge axis of the telescopic rod 3; each telescopic rod 3 is provided with a fixing piece 5 for fixing the length of the telescopic rod, a fixing component 6 is arranged between each telescopic rod 3 and the support plate 4 and between each telescopic rod 3 and the base 1, and the fixing components 6 relatively fix the telescopic rods 3 and the bases 1 and relatively fix the telescopic rods 3 and the support plates 4; before tensile testing machine body 2 works, remove the fixed to the articulated department in 3 both ends of telescopic link through fixed subassembly 6, and remove the length of 3 telescopic links through mounting 5 and fix, rotate telescopic link 3 and backup pad 4 and adjust the length of telescopic link 3, make 4 lower surfaces of backup pad support the laminating back with ground tightly, rethread mounting 5 and fixed subassembly 6 are fixed the length of telescopic link 3 and the angle of telescopic link 3 and backup pad 4, the stability and the security of 2 during operations of tensile testing machine body have been improved.

As shown in fig. 1 and fig. 2, the telescopic rod 3 comprises an outer tube 31 and an inner rod 32, one end of the outer tube 31 is hinged with the base 1, the inner rod 32 is connected in a sliding manner in the outer tube 31, and the sections of the outer tube 31 and the inner rod 32 along the sliding direction of the inner rod 32 are both rectangular; a magnet 8 is fixed on the outer wall of the outer tube 31, the magnet 8 is also fixedly embedded in the side wall of the base 1, and after the outer tube 31 rotates upwards, the magnet 8 on the outer tube 31 and the magnet 8 on the base 1 are attracted tightly; constant head tank 7 has been seted up to base 1 lateral wall, and the fixed surface that telescopic link 3 was kept away from to backup pad 4 has laid and is used for the rubber pad 41 with ground contact, and the outer tube 31 upwards rotates the back, and in backup pad 4 and the one end of rubber pad 41 inserted constant head tank 7, finally improved telescopic link 3 and packed up the stability of after-fixing on base 1.

As shown in fig. 2, a long-strip-shaped outer hole 311 is formed in a side wall of the outer tube 31 away from the magnet 8, a length direction of the outer hole 311 is parallel to a sliding direction of the inner rod 32, the fixing member 5 is a bolt, and the fixing member 5 is threaded at a position of the inner rod 32 away from an opening of the outer tube 31 after penetrating through the outer hole 311; the sliding of the inner rod 32 can be carried out by unscrewing the fixing piece 5, the fixing piece 5 is screwed down to enable the fixing piece to compress the outer tube 31, the length of the telescopic rod 3 can be fixed, and the convenience in length adjustment of the telescopic rod 3 is improved.

As shown in fig. 2, the fixing assembly 6 comprises a tension bolt 61 and a tension nut 62, the tension bolt 61 is a rotating shaft at two ends of the telescopic rod 3, and after the tension bolt 61 and the tension nut 62 are screwed, the angle between the telescopic rod 3 and the base 1 and the angle between the telescopic rod 3 and the supporting plate 4 are fixed, so that the operation convenience is improved.

As shown in fig. 1, a protective door 9 is hinged to the front side of the tensile testing machine body 2, the protective door 9 shields the front side of the tensile testing machine body 2, the protective door 9 is made of transparent toughened glass, and a bolt for fixing the protective door 9 in a shielding state is arranged between the protective door 9 and the tensile testing machine body 2; when the tensile testing machine body 2 works, the protective door 9 is closed, and the safety of workers is improved on the premise that the working state of the tensile testing machine body 2 can be clearly seen.

The implementation principle of the tensile testing machine in the embodiment of the application is as follows: before the tensile testing machine body 2 works, the fixing piece 5 and the tightening nut 62 are unscrewed, the telescopic rod 3 and the support plate 4 are rotated, the length of the telescopic rod 3 is adjusted, after the lower surface of the support plate 4 is tightly abutted against the ground, the length of the telescopic rod 3 and the angle between the telescopic rod 3 and the support plate 4 are fixed by screwing the fixing piece 5 and the tightening nut 62, and the stability and the safety of the tensile testing machine body 2 during working are greatly improved; when the telescopic link 3 is withdrawed to needs, unscrew mounting 5 and elasticity nut 62 once more, upwards rotate telescopic link 3 and backup pad 4 for in the constant head tank 7 was inserted to the one end of backup pad 4, magnet 8 on the outer tube 31 and the magnet 8 on the base 1 inhaled tightly each other, screw up mounting 5 once more and screw up elasticity nut 62 and fix the length of telescopic link 3 and the angle of telescopic link 3 and backup pad 4, improved the efficiency and the stability that telescopic link 3 was withdrawed.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a tensile testing machine, includes base (1) and sets firmly tensile testing machine body (2) at base (1) upper surface, its characterized in that: surface mounting has a plurality of universal wheels (11) under base (1), the circumference lateral wall of base (1) all articulates there is telescopic link (3), telescopic link (3) are kept away from that the one end of self articulated department articulates there is backup pad (4), the articulated axis level of backup pad (4) sets up, be equipped with on telescopic link (3) with the fixed mounting (5) of the flexible length of self, between telescopic link (3) and base (1), all be equipped with between telescopic link (3) and backup pad (4) with telescopic link (3) and base (1) relatively fixed, with telescopic link (3) and backup pad (4) relatively fixed subassembly (6).

2. The tensile testing machine of claim 1, wherein: the telescopic rod (3) comprises an outer tube (31) and an inner rod (32), one end of the outer tube (31) is hinged to the base (1), the inner rod (32) slides in the outer tube (31), an outer hole (311) is formed in the side wall of the outer tube (31), the length direction of the outer hole (311) is parallel to the sliding direction of the inner rod (32), the fixing piece (5) is a bolt, and the fixing piece (5) penetrates through the outer hole (311) and then is in threaded connection with the inner rod (32).

3. The tensile testing machine of claim 2, wherein: the fixing assembly (6) comprises a loose-tight bolt (61) and a loose-tight nut (62), the loose-tight bolt (61) is a rotating shaft at two ends of the telescopic rod (3), the loose-tight nut (62) is in threaded connection with the loose-tight bolt (61), and when the loose-tight nut (62) is screwed up with the loose-tight bolt (61), hinged positions at two ends of the telescopic rod (3) are fixed.

4. The tensile testing machine of claim 1, wherein: all set up on base (1) lateral wall and supply backup pad (4) one end male constant head tank (7), constant head tank (7) are located telescopic link (3) and base (1) articulated top.

5. The tensile testing machine of claim 4, wherein: all fixed the inlaying on each lateral wall of base (1) is equipped with magnet (8), and magnet (8) are located constant head tank (7) below, and magnet (8) are fixed still to be pasted and are established in telescopic link (3) one side, and magnet (8) on telescopic link (3) and magnet (8) on base (1) are inhaled tightly each other.

6. The tensile testing machine of claim 1, wherein: the cross section of the telescopic rod (3) along the telescopic direction is rectangular.

7. The tensile testing machine of claim 1, wherein: and a rubber pad (41) is fixedly paved on the lower surface of the supporting plate (4).

8. The tensile testing machine of claim 1, wherein: the tensile testing machine body (2) is hinged with a protective door (9) which positively shields the tensile testing machine body, and the protective door (9) is made of transparent materials.